provide the correct iupac name for the compound shown here.

Explanation:

Step1: Identify the longest carbon - chain

The longest carbon - chain has 4 carbons, so the parent name is butanal.

Step2: Locate and name the substituent

There is a chlorine atom on the second carbon atom.

Step3: Write the IUPAC name

The IUPAC name is 2 - chloro - 3 - methylbutanal.

Answer:

2 - chloro - 3 - methylbutanal